Inflatable sofa



FIG. 1 is a front elevational view of an inflatable sofa showing my newdesign;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof; and,

FIG. 5 is a top plan view thereof.

The broken lines depict environment that forms no part of the claimeddesign.

CLAIM The ornamental design for an inflatable sofa, as shown anddescribed.